Hands-free, automatic tire deflators that let you air down all four tires to a preset trail pressure. Adjustable 10–30 PSI with ±2 PSI accuracy, pocket-friendly, and built to last with a nickel-plated brass body and stainless-steel internals. Includes four deflator valves plus a storage bag. Fitting size: 1/4” NPT. Set your target PSI, thread each deflator onto the valve stem, and get back to essential tasks while your tires drop to the exact pressure for optimal off-road performance. The laser-etched scale makes fine adjustments straightforward and repeatable. How to set PSI1. Unlock: Loosen the black locking ring (closest to the blue body) counter-clockwise.2. Adjust: Rotate the blue body to your desired PSI; read the value at the top of the blue body.3. Secure: Tighten the black locking ring clockwise to lock the setting. Features• Quick setup: Screws onto valve stems in seconds• Precise adjustment: Laser-etched scale for confident, repeatable settings• Trail-ready range: 10–30 PSI for off-road tuning• Hands-free: Operates automatically once set• Complete kit: 4 deflator valves + storage bag• Accuracy: ±2 PSI• Durable build: Nickel-plated brass with stainless internals Specifications• PSI Range: 10–30 PSI (adjustable)• Reading Accuracy: ±2 PSI• Materials: Nickel-plated brass body; stainless-steel internals• Fitting Size: 1/4” NPT This product includes a one-year warranty covering defects in materials and workmanship. Partner item — ships directly from Tire-Rite.